diff --git a/.changeset/six-chefs-doubt.md b/.changeset/six-chefs-doubt.md
new file mode 100644
index 00000000..ea4f9869
--- /dev/null
+++ b/.changeset/six-chefs-doubt.md
@@ -0,0 +1,12 @@
+---
+"@khanacademy/wonder-stuff-ci": patch
+"@khanacademy/wonder-stuff-core": patch
+"@khanacademy/wonder-stuff-i18n": patch
+"@khanacademy/wonder-stuff-render-environment-jsdom": patch
+"@khanacademy/wonder-stuff-render-server": patch
+"@khanacademy/wonder-stuff-sentry": patch
+"@khanacademy/wonder-stuff-server": patch
+"@khanacademy/wonder-stuff-testing": patch
+---
+
+Don't include TypeScript config and buildinfo in packages
diff --git a/.npmignore b/.npmignore
new file mode 100644
index 00000000..3d94ecd4
--- /dev/null
+++ b/.npmignore
@@ -0,0 +1,2 @@
+*.tsbuildinfo
+tsconfig-build.json
\ No newline at end of file